Bruce E. Burkhardt

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Conestogo, CA

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Patents Grantslast 30 patents

Information Patent Grant
Special track assembly and methods of making same
- Patent number 8,714,462
- Issue date May 6, 2014
- Polycorp Ltd.
- W. Bradley Bedford
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Removable rail seal
- Patent number 8,245,950
- Issue date Aug 21, 2012
- Polycorp Ltd.
- Bruce E. Burkhardt
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Flangeway former and rail boot system
- Patent number 8,172,158
- Issue date May 8, 2012
- Polycorp, Ltd.
- Bruce Burkhardt
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Shallow flangeway rail seal
- Patent number 8,100,342
- Issue date Jan 24, 2012
- Polycorp Inc.
- Bruce E. Burkhardt
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
SHALLOW FLANGEWAY RAIL SEAL
- Publication number 20120000987
- Publication date Jan 5, 2012
- Polycorp Inc.
- Bruce E. Burkhardt
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Removable Rail Seal
- Publication number 20120000988
- Publication date Jan 5, 2012
- Polycorp Inc.
- Bruce E. Burkhardt
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES